Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 back to text. UTF-8 safe.

Plain text

URL-safe (uses -_ and omits padding)

Base64 output

Base64 input

Decoded text

About Base64

Base64 represents binary data in ASCII characters. Useful for embedding in JSON, URLs or email.
Output is ~33% larger than the input.
URL-safe mode uses - and _ instead of + and /, and omits trailing =.

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